200:2•540+460:10

54,046

Reason:

• (200 ÷ 2) × 540 = 100 × 540 = 54,000
• (460 ÷ 10) = 46
• 54,000 + 46 = 54,046

Note: With standard left-to-right rules for equal precedence, division and multiplication are evaluated from left to right.